<template>
  <view class="goods-item">
    <!-- 左侧的盒子 -->
    <view class="goods-item-left">
      <radio :checked="goods.goods_state" color="#c00000" v-if="showRadio" @click="radioClickHandler"></radio>
      <image :src="goods.goods_small_logo || defaultPic" class="goods-pic"></image>
    </view>
    <!-- 右侧的盒子 -->
    <view class="goods-item-right">
      <!-- 商品的名字 -->
      <view class="goods-name">{{goods.goods_name}}</view>
      <view class="goods-info-box">
        <view class="goods-price">￥{{goods.goods_price | toFixed}}</view>
        <uni-number-box :min="1" :value="goods.goods_count" v-if="showNum" @change="numChangeHandler"></uni-number-box>
      </view>
    </view>
  </view>
</template>
<script>
    export default{
      props:{
        goods:{
          type:Object,
          default:{}
        },
        showRadio:{
          type:Boolean,
          // 默认情况下，不会展示radio组件
          default:false
        },
        showNum:{
          type:Boolean,
          default:false
        }
      },
      data(){
        return {
          // 默认图片
          defaultPic:'https://img3.doubanio.com/f/movie/8dd0c794499fe925ae2ae89ee30cd225750457b4/pics/movie/celebrity-default-medium.png'
        }
      },
      filters:{
        toFixed(num){
          return Number(num).toFixed(2)
        }
      },
      methods:{
        // 这是radio组件的点击事件处理函数
        radioClickHandler(){
          this.$emit('radio-change',{
            goods_id:this.goods.goods_id,
            goods_state:!this.goods.goods_state
          })
        },
        // 监听到了NumberBox组件数量变化的事件
        numChangeHandler(val){
          // console.log(val)
          this.$emit('num-change',{
            goods_id:this.goods.goods_id,
            goods_count:+val
          })
        }
      }
    }
</script>
<style lang="scss">
   .goods-item{
     width:750rpx;
     box-sizing:border-box;
     display: flex;
     padding:10px 5px;
     border-bottom: 1px solid #f0f0f0;
     .goods-item-left{
       margin-right:5px ;
       display: flex;
       justify-content: space-between;
       align-items: center;
       .goods-pic{
         width:100px;
         height:100px;
         display:block;
       }
     }
     .goods-item-right{
       display: flex;
       flex:1;
       flex-direction: column;
       justify-content: space-between;
       .goods-name{
         font-size: 13px;
       }
       .goods-info-box{
         display: flex;
         justify-content: space-between;
         align-items: center;
         .goods-price{
           color:#c00000;
           font-size: 16px;
         }
       }
     }
   }

</style>
